TopoData is a C# application, provides PLC/DCS data acquisition , storage and python script capabilities , along with HTTP WebAPI、Mqtt interfaces for data read/write interfaces. Provides flexible recipe definition functionality, allowing users to select different recipes and download parameters to PLCs or devices.

Conceptual OPC UA documentation project showing machine data flow from PLC systems to SCADA, historian, MES, dashboards, and IT/OT systems using server/client roles, address-space modeling, communication matrices, and secure access control.

SQLite-based IT/OT production data model showing machine data, production orders, alarms, cycle records, energy readings, validation queries, and MES-style data flow documentation.

OPC UA industrial communication with Node.js — PLC data reading, real-time subscriptions, WebSocket dashboard for shop floor

Code for Proof of Concept of OT/IT convergence middleware.

Reproducible Python workflow for simulating PLC-style machine operation data, fault events, anomaly labels, validation checks, and visual outputs.

Conceptual industrial IT/OT network architecture for segmented factory connectivity, controlled production data exchange, and secure remote access.

Case Study: MES system for industrial production control — React PWA, Node.js, WebSockets